package com.mbmall.product.exception;

import com.common.exception.BizCodeEnume;
import com.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/*集中处理所有异常
* */
@Slf4j
@RestControllerAdvice(basePackages = "com.mbmall.product.controller")
public class MallExceptionControllerAdvice {

    @ExceptionHandler(value= MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题，异常类型",e.getMessage(),e.getClass());
        BindingResult result =e.getBindingResult();
        Map<String,String > map=new HashMap<String,String>();
            result.getFieldErrors().forEach((item)->{
                String message =item.getDefaultMessage();
                String field=item.getField();
                map.put(field,message);
            });
        return R.error(BizCodeEnume.VALID_EXCEPTION.getCode(), BizCodeEnume.VALID_EXCEPTION.getMessage()).put("data",map);
    }

    @ExceptionHandler(value=Throwable.class)
    public R handleException(Throwable throwable){
        log.error("问题描述：{}",throwable.getMessage());
        return R.error(BizCodeEnume.UNKNOWN_EXCEPTION.getCode(), BizCodeEnume.UNKNOWN_EXCEPTION.getMessage());
    }
}
